5 pcs ME2-CH2O-16x15 Formaldehyde Sensor

[shortdesc]Application:Detecting CH2O in residential occasion and environmental protection areas.Advantage:Low consumption,High precision,High sensitivity,Wide linear range,Good anti-interference ability,Excellent repeatability and stability[/shortdesc]Production Description:ME2-CH2O-16×15 electrochemical sensor detect gas concentration by measuring current based on the electrochemical principle, which utilizes the electrochemical oxidation process of target gas on the working electrode inside the electrolytic cell, the current produced in electrochemical reaction of the target gas are in direct proportion with its concentration while following Faraday law, then concentration of the gas could be get by measuring value of current.Feature: Low consumption High precision High sensitivity Wide linear range Good anti-interference ability Excellent repeatability and stability Application:Detecting CH2O in residential occasion and environmental protection areasMain technical parameters: Technical Parameters： Item Parameter Detection gas Formaldehyde (CH2O) Measurement Range 0-5 ppm Max detecting concentration 20 ppm Sensitivity 0.25-0.60µA/ppm Resolution ratio ≤0.02ppm Response time（T90） ≤60S Load resistance（recommended） (120/200/300)Ω Repeatability ＜2﹪output value Output Linearity linear Zero drift（-20℃～40℃） ≤0.2ppm Temperature Range -20℃～50℃  Humidity Range 15﹪～90﹪RH(no condensation) Pressure range normal atmosphere ± 10% Anticipated using life 5 years(in air, 18℃-25℃)